The bus clash interrupts are generated when the status is one, and
also cleared by writing a one. It's overkill/useless to use an OR when
the bit is already set.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
drivers/soundwire/cadence_master.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/drivers/soundwire/cadence_master.c b/drivers/soundwire/cadence_master.c
index e85e49340986..bdc3ed844829 100644
--- a/drivers/soundwire/cadence_master.c
+++ b/drivers/soundwire/cadence_master.c
@@ -692,7 +692,6 @@ irqreturn_t sdw_cdns_irq(int irq, void *dev_id)
if (int_status & CDNS_MCP_INT_CTRL_CLASH) {
/* Slave is driving bit slot during control word */
dev_err_ratelimited(cdns->dev, "Bus clash for control word\n");
- int_status |= CDNS_MCP_INT_CTRL_CLASH;
}
if (int_status & CDNS_MCP_INT_DATA_CLASH) {
@@ -701,7 +700,6 @@ irqreturn_t sdw_cdns_irq(int irq, void *dev_id)
* ownership of data bits or Slave gone bonkers
*/
dev_err_ratelimited(cdns->dev, "Bus clash for data word\n");
- int_status |= CDNS_MCP_INT_DATA_CLASH;
}
if (int_status & CDNS_MCP_INT_SLAVE_MASK) {
--
2.20.1
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